/*
 * @description: 
 * @version: 1.0.1
 * @Author: xuqiulin
 * @Date: 2021-05-14 14:03:29
 * @LastEditors: Please set LastEditors
 * @LastEditTime: 2021-05-14 14:06:20
 */

let num6: number = parseInt('') || 0;
console.log(num6);
